l%20%EC%B6%9C%EC%9E%A5%EC%95%88%EB%A7%88%E2%99%A7%EB%AA%A8%EB%93%A0%ED%86%A1%20GTTG5%E2%99%A7%EE%86%AF%EC%9D%B8%EC%B2%9C%EC%8B%9C%EC%A4%91%EA%B5%AC%EC%95%84%EC%A4%8C%EB%A7%88%EC%B6%9C%EC%9E%A5%E4%8F%8E%EC%9D%B8%EC%B2%9C%EC%8B%9C%EC%A4%91%EA%B5%AC%EC%95%8C%EB%B0%94%EB%85%80%EC%B6%9C%EC%9E%A5%E9%83%83%EC%9D%B8%EC%B2%9C%EC%8B%9C%EC%A4%91%EA%B5%AC%EC%97%AC%EB%8C%80%EC%83%9D%EC%B6%9C%EC%9E%A5%E3%B5%89%EC%9D%B8%EC%B2%9C%EC%8B%9C%EC%A4%91%EA%B5%AC%EC%98%88%EC%95%BD%EA%B8%88%EC%97%86%EB%8A%94%EC%B6%9C%EC%9E%A5%F0%9F%8D%B6schoolbook/